Companies like Heyzap, Airbnb, Hipmunk, Reddit and Dropbox are all very different but have one mighty factor in common – they got their initial green and kibitz from Y Combinator. Heralded by Wired as the “most prestigious program for budding digital entrepreneurs,” YC rests on a formula of seed funding, peer networking and a three-month do-or-die boot camp. What is the secret to the Y Combinator sauce that turns out such wildly successful companies? Hear from Y Combinator Partner Harj Taggar and four of its most booming YC graduates to get a look behind the curtain of this Silicon Valley incubator icon.